本产品主要用于筒式面料，如牛仔裤桶，高筒靴，箱包，玩具等窄口产品的装饰缝制。面料自动加送，防止面料移位。

This product mainly use to sewing special small mouth products such as jeans trouser leg,boots,bags and toys. Adopt automatic material feeding device to avoid material slide.